Q. Can an impregnator be used to waterproof stone? A. Not exactly. An impregnator will make the stone water resistant, but it will not make it waterproof. Impregnating sealers are designed to penetrate the surface and fill the microscopic pores... Read More

Q. I have laid kota stone on all my stairs and corridor doors. After installation, there were a few stains on the paint and concrete while laying stones. As we didn’t know how to clean the stone, we used thinner and acid to remove those stains.... Read More

Q. We have 4 chocolate stains on our natural stone hearth. The stains have been there just a few days. We got off the actual chocolate and tried to clean the stain with a window surface cleaner. It helped but the stains remain. How should we proceed?... Read More

Q. I have a bathroom counter that is bluestone. Before it could be sealed a bottle of liquid hand soap was put on the surface forming a ring. Also several drops of soap were dropped on the surface causing spots. What is the best method for removing... Read More

Q. How would I remove a WD40 stain from an unsealed limestone hearth? A. Limestone is a very porous natural stone that tends to absorb oils and liquids quickly. Removing stains like WD40 from limestone requires both patience and the right method to... Read More

Q. Some lime juice got spilled on my Bluestone table top and it left a big dull spot. Is there anything I can do to bring back the shine? A. The great news is that in most cases, natural stone can be restored to look like new. Unlike marble,... Read More

Q. My pickling vinegar bottle (7 percent acidic) leaked on my flagstone floor. I made a paste of baking soda and applied it after washing the floor with stone floor cleaner. I let the paste sit for the afternoon to no avail. I would appreciate any... Read More

Q. We have a new home with black limestone in the master bathroom shower. I am looking to make a DIY cleaner for routine cleaning of the stone. Do you have a recipe or suggestion of products to use to make the cleaner? A. DIY cleaners can be risky... Read More

Q. My Pietra Cardosa countertops are darkening around the sink and other areas that are not covered for example around the toaster oven. I tried a paste that removes oil stains but it didn’t work. What do you suggest? A. There are several... Read More

Q. I accidentally left a candle on my wood burner, lit a fire, and the wax melted. The candle was on a saucer, which collected most of the wax. When I moved the candle and placed it on the hearth, I spilt the wax. After it had cooled down I lifted... Read More